What is Text Diff?
Text Diff is a professional-grade comparison tool that displays two texts side-by-side with differences highlighted. Our tool matches the functionality of popular services like Diffchecker, offering split/unified views, multiple comparison modes, merge capabilities, and export options.
Key Features
đ View Modes
- âĸ Split view (side-by-side)
- âĸ Unified view (single column)
- âĸ Hide unchanged lines
đ¤ Export Options
- âĸ Export as PDF
- âĸ Export as Excel
- âĸ Export as Text
âī¸ Merge Changes
- âĸ Merge left or right
- âĸ Reject individual changes
- âĸ Navigate between changes
đ¯ Precision Modes
- âĸ Word-level comparison
- âĸ Line-level comparison
- âĸ Character-level comparison
How to Use Text Diff
1. Basic Comparison
- Paste your original text in the left box
- Paste your modified text in the right box
- Differences are automatically highlighted
- View statistics showing additions, removals, and unchanged content
2. Choose Your View Mode
Split View: See both texts side-by-side (recommended for most use cases)
Unified View: See combined diff in a single column (better for small screens)
3. Select Diff Precision
- Word Mode: Best for prose and documents (default)
- Line Mode: Best for code and structured text
- Character Mode: Most detailed, shows every character difference
4. Configure Ignore Options
Fine-tune your comparison by ignoring specific differences:
- â Whitespace
- â Case (upper/lower)
- â Punctuation
- â Numbers
5. Transform Text (Optional)
Apply transformations before comparing:
- To Lowercase: Compare text case-insensitively
- Trim Whitespace: Remove leading/trailing spaces
- Sort Lines: Alphabetically sort before comparison
Advanced Features
đ Merge Changes
Accept or reject individual changes directly from the diff view:
- Merge Left (â): Accept addition from right to left
- Merge Right (â): Accept removal from left to right
- Reject (â): Remove the change entirely
- Copy: Copy individual line to clipboard
đĄ Hover over any changed line to see merge options
đ§ Change Navigation
Navigate through changes efficiently:
- âĸ See total change count (e.g., "Change 1 of 5")
- âĸ Use Previous/Next buttons to jump between changes
- âĸ Perfect for reviewing large documents
đĨ Export Results
Save your comparison in multiple formats:
- PDF: Professional document with colored highlights
- Excel: Spreadsheet with structured data (Type, Line Numbers, Content)
- Text: Plain text with +/- prefixes (Git-style diff)
đī¸ Hide Unchanged Lines
Focus on what matters by hiding unchanged content. Useful when comparing large documents with small changes. Shows count of hidden lines for reference.
Common Use Cases
đŧ Code Review
Use line-level comparison with whitespace ignore to review code changes before committing. Export as PDF for team documentation.
đ Document Editing
Compare document revisions using word-level precision. Hide unchanged sections to focus on edits. Merge accepted changes.
đ Translation Review
Compare original and translated text side-by-side. Export to Excel for translator review and tracking.
â Data Validation
Verify data transformations by comparing input and output. Use character-level precision for exact validation.
Tips & Best Practices
- đĄ Choose the right precision: Use word mode for documents, line mode for code, character mode for exact validation
- đ¯ Use ignore options wisely: Ignore whitespace for code comparison, ignore case for case-insensitive validation
- đ Hide unchanged for large files: When comparing large documents, hide unchanged lines to focus on differences
- đ Export for documentation: PDF for reports, Excel for tracking, Text for version control
- đ Use merge features: Hover over changes to see merge options - accept or reject changes individually
- â¨ī¸ Navigate efficiently: Use Previous/Next buttons to review changes one at a time
- ⨠Transform before compare: Sort lines to find ordering differences, lowercase to ignore case
Try Text Diff Now
Ready to use our professional text comparison tool? Access the full-featured diff tool with split view, merge capabilities, and export options.